Variety traits
Maturity group is a biological characteristic of a variety that determines the length of its growing season from emergence to full maturity. This trait is a key tool for planning agronomic operations and selecting varieties suited to the climatic conditions of a region.
Mentioned in descriptions 89 063 varieties reference book.
Maturity group represents a biological characteristic of a variety that determines the duration of the growing season from the moment of seedling emergence to the onset of harvest or full maturity. This trait directly influences the choice of production strategy, allowing agronomists to optimize harvest timing, minimize losses due to crop lodging or over-ripening, and adapt crops to local climate conditions, avoiding risks associated with early frosts or drought periods.
The assessment of the maturity group is conducted within the framework of state variety testing on specialized plots by comparing the variety under study with a zoned standard. The duration of the growing season in days is used as a quantitative indicator. The gradation of groups from early-maturing to late-maturing does not have uniform numerical boundaries for all species, as it is based on the biological characteristics of a specific crop and the conditions of the cultivation zone.
Membership in a maturity group is determined by the genetic characteristics of the variety, however, the rate of progression through phenological phases depends on abiotic factors such as temperature regime, moisture availability, and photoperiodism. Cultivation techniques, including sowing dates and fertilization systems, can adjust maturation timing but do not change the genetic classification of a variety into a specific group.
There is an interconnection between the maturity group and biochemical indicators of product quality, such as protein and gluten content in the grain. For effective utilization of this trait, it is necessary to rely on the results of local trials, as a variety may perform differently under various soil and climatic conditions.
Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.
Cucurbita maxima Duchesne x Cucurbita moschata Duchesne
Seminis Vegetable Seeds
Brassica rapa L. var. rapa (L.) Thell. · Turnip
MINISTERO DELLE POLITICHE AGRICOLE E FORESTALI - DIREZIONE GENERALE DELLE POLITICHE AGRICOLE ED AGROINDUSTRIALI NAZIONALI
Solanum tuberosum L. · Potato
Kweek- en Researchbedrijf Agrico B.V.
Solanum lycopersicum L. · Tomato
PLANT GENETICS
Solanum tuberosum L. · Potato
Hodowla Ziemniaka Zamarte sp. z o.o. - Grupa IHAR
Brassica oleracea L. (Kohlrabi Group) · Kohlrabi
LA SEMIORTO SEMENTI SRL
Triticum aestivum L. · Bread wheat
W WEIBULL
Beta vulgaris Sugar Beet Group · Sugar beet
SAS FLORIMOND-DESPREZ Veuve et Fils
Cucumis melo L. · Melon
Seminis Vegetable Seeds
Cucumis sativus L. · Cucumber
W. LEGUTKO PRZEDSIEBIORSTWO HODOWLANO NASIENNE SP.Z.O.O
Beta vulgaris Sugar Beet Group · Sugar beet
SESVANDERHAVENV
Lactuca sativa L. · Lettuce
Seminis Vegetable Seeds
Nicotiana tabacum L. · Tobacco
University of Tennessee Agronomy Department
Cucumis melo L. · Melon
JULIO GIRIBET ARFELIS
Daucus carota L. · Carrot
Vilmorin-Mikado S.A.S.
Triticum aestivum L. · Bread wheat
Van der Have
Brassica rapa L. subsp. pekinensis (Lour.) Hanelt · Napa cabbage
Shcevchenko Igor
Hordeum vulgare L. · Barley
SAATZUCHT STRENG| Saatzucht Streng - Engelen GmbH & Co. KG
Capsicum annuum L. · Bell pepper
Tezier SA (FR)
x Triticosecale Wittm. ex A. Camus · Triticale
SAATZUCHT STRENG-ENGELEN GMBH&CO. KG
Capsicum annuum L. · Bell pepper
HM.Clause S.A.S.
Solanum lycopersicum L. · Tomato
Bayer Holland B.V.
Malus domestica (Suckow) Borkh. · Apple
Domaine Public (FR)
Triticum aestivum L. · Bread wheat
Saatzucht Donau GmbH & Co.KG